Trace where timers were scheduled in Blink

Source/core/svg/animation/SMILTimeContainer.cpp

 /*
  * Copyright (C) 2008 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 230 matching lines @@
 
 void SMILTimeContainer::cancelAnimationFrame()
 {
     m_frameSchedulingState = Idle;
     m_wakeupTimer.stop();
 }
 
 void SMILTimeContainer::scheduleWakeUp(double delayTime, FrameSchedulingState frameSchedulingState)
 {
     ASSERT(frameSchedulingState != Idle);
-    m_wakeupTimer.startOneShot(delayTime);
+    m_wakeupTimer.startOneShot(delayTime, FROM_HERE);
     m_frameSchedulingState = frameSchedulingState;
 }
 
 void SMILTimeContainer::wakeupTimerFired(Timer<SMILTimeContainer>*)
 {
     if (m_frameSchedulingState == AnimationFrame) {
         ASSERT(isTimelineRunning());
         m_frameSchedulingState = Idle;
         serviceOnNextFrame();
     } else {
@@ skipping 158 matching lines @@
             if (animDiscard->inDocument()) {
                 animDiscard->remove(IGNORE_EXCEPTION);
                 ASSERT(!animDiscard->inDocument());
             }
         }
     }
     return earliestFireTime;
 }
 
 }